Programmer Group

In the Jpcap experiment, the running program always reported an error, the information is as follows: Error statement: jpcap = JpcapCaptor.openDevice(devices[0],caplen, promiscCheck,20); The result of getPacket() function execution has not been null, and no answer has been found on the Internet Finally, we found that it w ...

LNMP Deployment and Application Interpretation of LNMP Architecture The LNMP platform is a combination of Linux, Ngnix, MySQL and PHP.Architecture, requires Linux server, MySQL database, PHP parsing environment MySQL Installation Configuration For consistency with Nginx, PHP environments, here is the option to install MySQL components as sourc ...

Catalog pstack gdb strace perf pstack Get stack informationProblem thread positioningLow load mysql_pid=4522 pstack $mysql_pid>pstack.info PT PMP sorting stack information pt-pmp pstack.info | less You can also directly execute Pt PMP pt-pmp --pid 4522 as 10 __io_getevents_0_4(li ...

mkdir AceNode && cd AceNode vi package.json Add the following to package.json { "name": "ace-node", "version": "1.0.0", "description": "backend for ace", "main": "./src/app.js", "scripts": { "start": "nodemon node ./src/app.js", "build": "babel ./src/app.js -d dist" }, "keywords": [ "koa", "async" ], ...

Install GitLab Installation steps of official website: https://about.gitlab.com/install/#centos-7 Configuration before installation, firewall and so on Mail configuration Landing gitlab Install Gitlab Open http and ssh access of firewall sudo yum install -y curl policycoreutils-python openssh-server sudo systemctl enable sshd sudo systemctl ...